Keyboard shortcuts

Press ? in the editor to see these at any time. On Windows and Linux, Ctrl stands in for ⌘.

Tools

KeyTool
VSelect
HPan
LCoastline
ZZone
RRiver: draw
WRiver: trace
KCanyon
ASculpt: raise
DSculpt: lower
FSculpt: flatten
NSculpt: smooth
MRange: draw
GRange: pass
PPeak
OVolcano
CCity
IMarker
URuins
SRoad: draw
ERoad: route
BBorder
TLabel

Drawing and selecting

KeysWhat they do
Enter EscFinish a shape · cancel it
⌫Take back the last point, or delete what's selected
⇧-clickSelect several; carry a line on from its end
Alt-clickRemove a point
DragA box round shapes selects them (hold ⇧ to add)
[ ]Smaller · larger brush

Editing

KeysWhat they do
⌘Z ⇧⌘ZUndo · redo
⌘C ⌘X ⌘VCopy · cut · paste, into other worlds too
⌘DDuplicate what's selected
⌘GPut the selected layers in a new group

Moving around

KeysWhat they do
Right-drag Space-dragPan, with any tool
+ −Zoom in · out
Pinch ⌘-scrollZoom
?Show the shortcuts

The Tools page says what each tool does.